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Patent Searching and Data


Matches 151 - 200 out of 1,705

Document Document Title
WO/1997/030296A2
A control for a heavy vehicle clutch wherein control members are moved rearwardly away from an engine (21) to disengage a clutch (24) from an engine (21) and engage a clutch brake disc (44). A pair of co-acting multiple actuators (34) ar...  
WO/1997/027995A1
The system is intended to control the time duration of the soft pushing action carried out when engaging the clutch and/or the brakes of hydraulic brakes-clutches to actuate presses and similar machines, as well as to cancel, at a predet...  
WO/1997/021044A1
A coupling arrangement for coupling a driving unit (1) to a driven unit (2) includes a combination of a shear coupling (7) which acts between the units and which fails immediately an overload occurs, and a brake coupling (13) which is ad...  
WO/1997/011286A1
Apparatus (300) is disclosed for locking a key (322) in a keyway (302) of a shaft (10) and of a hub slideably receiving the shaft (10). The key (322) is tapered and includes a top extending at an acute angle to the bottom, with the keywa...  
WO/1997/007046A1
A lever actuator is disclosed for use in applications requiring a rotational adjustment such as the length of or tension on a cable. The actuator includes a housing (12), a stationary shaft (26, 68) fixedly mounted in the housing, a driv...  
WO/1997/003302A1
A coaster brake hub (10) including a housing (26) having a generally cylindrical passage (28) therethrough, an axle (32), a drive shaft (16), a drive cone (64) and a brake (52) mounted within the passage (28). The hub (10) includes a clu...  
WO/1996/018830A1
A clutch and brake that may be separately actuated are disclosed, preferably for presses. The object of the invention is to design a clutch and brake that form a module that can be arranged on an end of the shaft and that may be switched...  
WO/1996/018831A2
The invention concerns a device on a wet-running coupling and brake device driven by cooling and lubricating oil. Its purpose is to ensure the speed- and temperature-dependent discharge of cooling and lubricating oil using engaging eleme...  
WO/1996/005400A1
A bi-directional spring clutch (11, 13, 15, 17) further including a ratchet (43) and pawl (23) so as to permit substantial torque to be transmitted to the shade roller only in one direction. In the other direction, the roller is nearly f...  
WO/1996/001957A1
A basic unit (10) for driving a press is disclosed. The unit (10) uses two hydraulic actuated oil shear brake/clutch units (14, 16; 20, 22) which are in coaxial nested relationship. The basic unit (10) provides a core assembly (10) which...  
WO/1995/031651A1
A drive unit for driving a press is disclosed. The drive unit uses a hydraulically actuated oil shear brake unit (12) located on one side of a flywheel and a hydraulically actuated oil shear clutch unit (14) located on the opposite side ...  
WO/1995/023281A2
Rotational control apparatus in the preferred forms of fan clutches (A, A') are shown including an eddy current drive (224). Specifically, the eddy current drive (224) includes a plurality of permanent magnets (226) mounted circumferenti...  
WO/1995/018315A1
A relatively light duty cone type clutch suitable for use in window blind or shade mechanisms is disclosed. As contrasted with conventional cone type clutches, the disclosed embodiment includes a plurality of radially arranged conically ...  
WO/1995/012770A1
A drive system (10) has an input shaft (12) and an output shaft (20). An oil shear clutch assembly (16) is operable to lock the input shaft (12) to the output shaft (20) and an oil shear brake assembly (18) is operable to lock the output...  
WO/1995/010428A1
A torque-limiting clutch brake (10) is provided that has an innercollar (20) which splines to a transmission gearbox input shaft. An intermediate coupling (30) member fits around and engages the inner collar. A friction generating resili...  
WO/1995/000770A1
A servomechanism (100, 400) for operating the starting clutch (430) in an automotive drive train having an engine (160, 460) with a rotatable power output (104), the starting clutch being adjustable between zero and maximum torque transm...  
WO/1993/001912A1
The invention concerns a device for protecting from overload, and braking, a motor-driven machine part, in particular a cam-driven tool in a stamping and/or bending machine. The device comprises, in the drive line from the motor (2) to t...  
WO/1992/017714A1
An electromechanical brake unit in a housing (1) is provided with a drive sleeve (8) subjected to a torque of a prestressed coil spring (6), a locking spring (16) between the drive sleeve and the housing for permitting rotation of the fo...  
WO/1991/010242A2
The invention concerns a bistable magnetic drive with a composite solenoid armature (3, 4) comprising a high-strength disc-shaped permanent magnet (3) with two shaped pole pieces (4, 4'), the armature moving beside the coil (1), perpendi...  
WO/1990/008269A1
This invention relates to a clutch brake (A) consisting of a hub flange (12) constituting a brake assembly (B) and provided between two cover elements (19), (24) which constitute a cover assembly (C), recesses (14a) formed in the outer c...  
WO/1988/002715A1
Clutch-brake steering systems are known to operate on track vehicles which are highly reliable and cost effective, but lacked the fine degree of controllability found in the more expensive differential steering. An electronically control...  
WO/1988/002320A1
A power take-off drive line for a tractor including a drive shaft (10), a driven shaft (11) with which an implement may be connected, a disengageable PTO clutch (C) for connecting and disconnecting drive between the drive and driven shaf...  
WO/1988/000662A1
A clutch brake (A) having a brake assembly (B) joined to a rotatable shaft (3) with a driving action, outer frictional surfaces (29), (30), and a cover assembly (C) provided such that the cover assembly can be rotated relative to the bra...  
WO/1987/003659A1
A bi-directional stop (10) for a rotatable actuator shaft (12) which includes first and second brake plates (20, 22) secured for rotation with the shaft (12) in opposite directions by a pair of oppositely disposed one-way clutches (24, 2...  
WO/1985/005088A1
A drive system for driving high-inertia loads such as, for example, conveyor belts for carrying minerals in mines, quarries, etc. The drive system for a high inertia load comprises a prime mover, a brake for holding the load stationary, ...  
WO/1984/001195A1
A spring clutch which has multiple springs (28, 30) disposed between two coaxially mounted cylindrical elements (24, 22). The springs (28, 30) are designed to slip so that all of the springs (28, 30) are required to support the maximum l...  
WO/1983/002923A1
A clutch and brake mechanism for a rotary type lawn mower or the like in which a brake plate (28) is movable away and toward friction elements (27) to engage the same, which friction elements (27) are also engageable by a clutch plate (1...  
WO/1983/001928A1
A transfer gear mechanism (24) for a four-wheel drive tractor (10) or the like includes a depending gear transfer train (28) that has an input gear (34) on an upper axis (36) and an output gear (38) on a lower axis (40). Housing means (2...  
WO/1982/003433A1
A multiple clutch control system for controlling the operation of clutches (26, 28) in a multiple speed transmission (20) of the type wherein the gear ratio of the transmission (20) is operated by engaging one hydraulically operated clut...  
WO/1982/003256A1
A bi-directional clutch (10) particularly useful in window shade applications. The bi-directional clutch (10) includes a first or core member (34) and an unwrap spring (48), that is, a spring having an inside diameter somewhat smaller th...  
WO/1982/000436A1
A drive assembly for a chain saw (10) having a brake (42) wherein lugs (102) formed integrally on the brake drum (78) are mechanically connected within opening (72) of adjacent pairs of teeth (70) on the sprocket (22) which drives the sa...  
WO/1981/002453A1
Power drive (10) for providing from a single speed range input drive motor (12) a dual speed range output and a braking function. The selective control of the output shaft (13) is effected through the use of only two clutches (27, 28) un...  
WO/1981/000743A1
The drive transmission (10) includes rotatable coaxial drive and driven members (17, 18) with a hub member (25) disposed therebetween. A first clutch (15) is provided between the hub member (25) and the drive member (17) to drivingly clu...  
WO/1980/002448A1
Segmental clutch shoes (36) are operatively deployed between coaxial drive and driven members (21, 22) and are movable radially and circumferentially therebetween into and out of clutching engagement with a drum (30) on the drive member ...  
WO/1980/001597A1
A geared steering clutch mechanism (18) for use in a vehicle having left and right side propelling devices (11, 12), such as tracks, a power drive (16), and a final drive (15) connecting the power drive to the respective left and right p...  
WO/1980/001265A1
A rotating assembly (10) is associated with transmission and parking brake components (33, 34) of a work vehicle or arbor and chuck components of a machine tool operation. The use of one component during operation of the other component ...  
WO/1980/001303A1
Apparatus for supplying pressurized fluid to various controlled members (16, 30, 34). A problem with prior apparatus is the need for a plurality of separate apparatuses to supply the controlled members. The invention solves this problem ...  
WO/1979/000005A1
A combination blade clutching and braking mechanism for insuring the safer operation of rotary lawn mowers. The clutching and braking safety mechanism automatically disengages a power clutch (98) while the brake (92) is being engaged. Co...  
JP7425025B2
To provide a brake device which can easily switch a state that a rotating body can rotate, and a state that the rotating body cannot rotate by a small operation force, and can adjust a brake force imparted to the rotating body in a stepw...  
JP7368717B2
To enhance durability of a brake device.A brake device 1 comprises an outer ring 11, a brake shoe 20, an output side rotation member 30, an input side rotation member 40, and a housing 100. The housing 100 comprises a first bearing part ...  
JP7368718B2
To reduce weight of a brake device.A brake device 1 includes an outer ring 11, brake shoes 20, an output-side rotational member 30, movable pieces (first roller 81), and a first spring 86. Each of the brake shoes 20 includes a first proj...  
JP7340559B2
A variety of brake and/or clutch mechanisms, and improvements thereof, are provided having improved braking power, reduced size and weight, and other benefits. The braking mechanisms include a wrap spring clutch that is operable to mecha...  
JP7336399B2
To provide an electromagnetic clutch brake device improved in mountability.An electromagnetic clutch brake device 30 comprises a first armature 35 which is rotated integrally with a rotor 32 at a position coaxial with the rotor 32, attra...  
JP7315763B1
An object of the present invention is to provide a clutch unit in which a member for suppressing rotation of a drive shaft to which torque is transmitted from an output side is attached with increased flexibility. A driving shaft side en...  
JP7311048B2
A reverse-input blocking clutch, including a pressed member having a pressed surface 24 around an inner peripheral surface thereof, an input member having an input-side engaging portion 6 arranged on an inner side in a radial direction o...  
JP7296776B2
To detect abnormality due to clutch or brake disc wear with simple configuration.A press device 1 comprises: an eccentric shaft 16 which advances and retracts a slide 18 in a press direction in association with rotation thereof; a brake ...  
JP7285132B2
To suppress occurrence of an unintended regenerative current by a motor.A self-propelled working machine includes a vehicle body, a handle which is provided on the vehicle body and is gripped by a user, wheels which are rotatably provide...  
JP2023068294A
To provide an electromagnetic brake device capable of securely detecting a non-braking state of the electromagnetic brake device.An electromagnetic brake device 12 includes: a brake stator 41; a rotating shaft 26; a brake disk 45; a brak...  
JP2023055340A
To make it possible to detect a wear amount of a brake of an electrically-driven hoist using the same index even when current phases are different.An electrically-driven hoist includes a hoisting motor, an electromagnetic brake part, a p...  
JP7243927B2
A reverse-input blocking clutch, including a pressed member having a pressed surface 24 around an inner peripheral surface thereof, an input member having an input-side engaging portion 6 arranged on an inner side in a radial direction o...  

Matches 151 - 200 out of 1,705